diff --git a/cpp/src/gandiva/array_ops.cc b/cpp/src/gandiva/array_ops.cc
index 0f3b469367ed4..8e9960e306807 100644
--- a/cpp/src/gandiva/array_ops.cc
+++ b/cpp/src/gandiva/array_ops.cc
@@ -119,7 +119,8 @@ bool array_contains_template(const Type* entry_buf,
 template <typename Type>
 char* array_to_string_template(const Type* entry_buf,
                    int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                   const char* delimiter) {
+                   const char* delimiter, gdv_int32 delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                   bool* valid_row, gdv_int32* out_len) {
   bool first_element = true;
 
   const int32_t* entry_validityAdjusted = entry_validity - entry_len;
@@ -140,8 +141,8 @@ char* array_to_string_template(const Type* entry_buf,
 
     first_element = false;
   }
-
-  char* result_char = new char[result.length() + 1];
+  *valid_row = true;
+  char* result_char = reinterpret_cast<char*>(gdv_fn_context_arena_malloc(context, *out_len));
   std::strcpy(result_char, result.c_str());
   return result_char;
 }
@@ -242,30 +243,34 @@ double* array_float64_remove(int64_t context_ptr, const double* entry_buf,
 char* array_int32_to_string(int64_t context_ptr, const int32_t* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
                               int32_t contains_data, bool contains_data_valid, 
-                              const char* delimiter) {
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, int32_t* out_len) {
   return array_to_string_template<int32_t>(entry_buf, entry_len, entry_validity, 
-                              combined_row_validity, delimiter);
+                              combined_row_validity, delimiter, delimiter_len, loop_var, validity_index_var, valid_row, out_len);
 }
 
 char* array_int64_to_string(int64_t context_ptr, const int64_t* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter) {
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, id_t* out_len) {
   return array_to_string_template<int64_t>(entry_buf, entry_len, entry_validity, 
-                              combined_row_validity, delimiter);
+                              combined_row_validity, delimiter, delimiter_len, loop_var, validity_index_var, valid_row, out_len);
 }
 
 char* array_float32_to_string(int64_t context_ptr, const float* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter) {
+                              const char* delimiter,int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, int32_t** out_len) {
   return array_to_string_template<float>(entry_buf, entry_len, entry_validity, 
-                              combined_row_validity, delimiter);
+                              combined_row_validity, delimiter, delimiter_len, loop_var, validity_index_var, valid_row, out_len);
 }
 
 char* array_float64_to_string(int64_t context_ptr, const double* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter) {
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, int32_t* out_len) {
   return array_to_string_template<double>(entry_buf, entry_len, entry_validity, 
-                              combined_row_validity, delimiter);
+                              combined_row_validity, delimiter, delimiter_len, loop_var, validity_index_var, valid_row, out_len);
 }
 }
 
@@ -420,7 +425,13 @@ arrow::Status ExportedArrayFunctions::AddMappings(Engine* engine) const {
           types->i32_type(),      // int32_t  input length
           types->i32_ptr_type(),   // input validity buffer
           types->i1_type(),   // bool input row validity
-          types->i8_ptr_type()      //value to for delimiter
+          types->i8_ptr_type(),
+          types->i32_ptr_type()   //delimiter length
+          types->i1_type(),   // bool validity --Needed?
+          types->i64_type(),      //in loop var  --Needed?
+          types->i64_type(),      //in validity_index_var index into the valdity vector for the current row.
+          types->i1_ptr_type()   //output validity for the row   
+          types->i32_ptr_type(),   // output length         //value to for delimiter
         };
   engine->AddGlobalMappingForFunc("array_int32_to_string",
                                   types->i32_ptr_type(), args,
@@ -431,7 +442,13 @@ arrow::Status ExportedArrayFunctions::AddMappings(Engine* engine) const {
           types->i32_type(),      // int32_t  input length
           types->i32_ptr_type(),   // input validity buffer
           types->i1_type(),   // bool input row validity
-          types->i8_ptr_type()      //value to for delimiter            
+          types->i8_ptr_type(),      //value to for delimiter
+          types->i32_ptr_type(),   //delimiter length
+          types->i1_type(),   // bool validity --Needed?
+          types->i64_type(),      //in loop var  --Needed?
+          types->i64_type(),      //in validity_index_var index into the valdity vector for the current row.
+          types->i1_ptr_type()   //output validity for the row   
+          types->i32_ptr_type(),   // output length         
         };
 
   engine->AddGlobalMappingForFunc("array_int64_to_string",
@@ -443,7 +460,13 @@ arrow::Status ExportedArrayFunctions::AddMappings(Engine* engine) const {
           types->i32_type(),      // int32_t  input length
           types->i32_ptr_type(),   // input validity buffer
           types->i1_type(),   // bool input row validity
-          types->i8_ptr_type()      //value to for delimiter
+          types->i8_ptr_type(),      //value to for delimiter
+          types->i32_ptr_type(),   //delimiter length
+          types->i1_type(),   // bool validity --Needed?
+          types->i64_type(),      //in loop var  --Needed?
+          types->i64_type(),      //in validity_index_var index into the valdity vector for the current row.
+          types->i1_ptr_type()   //output validity for the row   
+          types->i32_ptr_type(),   // output length   
         };
 
   engine->AddGlobalMappingForFunc("array_float32_to_string",
@@ -455,7 +478,13 @@ arrow::Status ExportedArrayFunctions::AddMappings(Engine* engine) const {
           types->i32_type(),      // int32_t  input length
           types->i32_ptr_type(),   // input validity buffer
           types->i1_type(),   // bool input row validity
-          types->i8_ptr_type()      //value to for delimiter      
+          types->i8_ptr_type(),      //value to for delimiter
+          types->i32_ptr_type(),   //delimiter length
+          types->i1_type(),   // bool validity --Needed?
+          types->i64_type(),      //in loop var  --Needed?
+          types->i64_type(),      //in validity_index_var index into the valdity vector for the current row.
+          types->i1_ptr_type()   //output validity for the row   
+          types->i32_ptr_type(),   // output length         
         };
 
   engine->AddGlobalMappingForFunc("array_float64_to_string",
diff --git a/cpp/src/gandiva/array_ops.h b/cpp/src/gandiva/array_ops.h
index da006d84fe971..a68be6b481eee 100644
--- a/cpp/src/gandiva/array_ops.h
+++ b/cpp/src/gandiva/array_ops.h
@@ -86,17 +86,21 @@ GANDIVA_EXPORT
 char* array_int32_to_string(int64_t context_ptr, const int32_t* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
                               int32_t contains_data, bool contains_data_valid, 
-                              const char* delimiter);
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, id_t* out_len);
 GANDIVA_EXPORT
 char* array_int64_to_string(int64_t context_ptr, const int64_t* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter);
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, id_t* out_len);
 GANDIVA_EXPORT
 char* array_float32_to_string(int64_t context_ptr, const float* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter);
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, id_t* out_len);
 GANDIVA_EXPORT
 char* array_float64_to_string(int64_t context_ptr, const double* entry_buf,
                               int32_t entry_len, const int32_t* entry_validity, bool combined_row_validity,
-                              const char* delimiter);
+                              const char* delimiter, int32_t delimiter_len, int64_t loop_var, int64_t validity_index_var,
+                              bool* valid_row, id_t* out_len);
 }